Model : Sheen Finish Stainless Steel 316 Caseset Unidirectional Rotating Diver Bezel, Black dial, Yellow Sec Hand , Lume Stick Hour Markers and Bezel Dot and Needleson Stainless Steel Bracelet with Single Fold Insignia Clasp Movement: Asian Clone 2836-2 movement, 25J, 28000bph, Insignia RotorFunctions: Hours, Minutes, Seconds Date : 3.00 Adjustment via Crown, Dimensions : Dia 45mm x 18mm Thk Material : 1 piece forged 316F Stainless Steel Caseset Construction Back : Solid case back with detail Engraving, Individual Serial Nos Crown : One-piece Screw down crown with o ring Crystal: Sapphire crystal, AR coated.